A compound reprsented by the following formula (I), its salts or nsolvates thereof capable of specifically or selectively expressig an antifungal activity in a broad spectrum based on the novel mechanism thereof of 1,6-β-glucan synthesis inhibition, and an antifungal agent containing any of them.
A compound reprsented by the following formula (I), its salts or nsolvates thereof capable of specifically or selectively expressig an antifungal activity in a broad spectrum based on the novel mechanism thereof of 1,6-β-glucan synthesis inhibition, and an antifungal agent containing any of them.
Acetylene polymers showing reversible changes in absorption and emission spectra
申请人:Tabata Masayoshi
公开号:US20050154164A1
公开(公告)日:2005-07-14
Provided is a polymer represented by the structural formula,
—(HC═CR)
n
—,
(n in the formula is an integer of 30 or larger and R is —C
6
H
4
—OC
x
H
2x+1
, —C
6
H
4
—N═NCOC
x
H
2x+1
, —C
6
H
4
—NHCOC
x
H
2x+1
, o-trifluoromethylphenyl or o-(2-thienyl)phenyl, x being a positive integer and —C
6
H
4
— being o-, m- or p-phenylene group) which is a polymer having a regular spiral structure of the molecular chains and subject to reversible changes in the shapes and peak wavelengths of the absorption and emission spectra by means-of the reversible changes in the pitch of the spiral structure by impartment of a stimulation or by a solvent treatment or alteration thereof.
提供了一种由结构式表示的聚合物、
-(HC═CR)
n
-,
(式中n为30或更大的整数,R为-C
6
H
4
-OC
x
H
2x+1
, -C
6
H
4
-N═NCOC
x
H
2x+1
, -C
6
H
4
-NHCOC
x
H
2x+1
邻三氟甲基苯基或邻(2-噻吩基)苯基,x 为正整数,-C
6
H
4
- 是邻苯基、间苯基或对苯基)的聚合物,其分子链具有规则的螺旋结构,通过刺激或溶剂处理或改变螺旋结构的间距,可使吸收光谱和发射光谱的形状和峰值波长发生可逆变化。